People who have had chicken pox are the people who are susceptible to Shingles because chicken pox will live in your spine for the rest of your life and certain events, conditions, stress, roll of the dice... MIGHT cause it to be released and manifest itself as Shingles. Shingles is very contagious as Chicken Pox. Through it is created inside the body, it is an airborne illness as Chicken Pox. It is not contagious as Shingles. Chicken Pox is not contagious as Shingles. You can not catch Shingles. But, yes, again, People who have had Chicken Pox are susceptible, sometimes, to Shingles.